Cutlery sharpener



FIG. 1 is a front perspective view of a cutlery sharpener according to a first embodiment of our design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines depict portions of the cutlery sharpener in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a cutlery sharpener, as shown and described. 